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GB 50300-2013 English PDF (GB50300-2013)

GB 50300-2013 English PDF (GB50300-2013)

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GB 50300-2013: Unified standard for constructional quality acceptance of building engineering

This Standard is prepared to strengthen the construction quality management, unify the construction quality acceptance of building work and guarantee the work quality.
GB 50300-2013
GB
NATIONAL STANDARD OF THE
PEOPLE REPUBLIC OF CHINA
UDC
P GB 50300-2013
Unified Acceptance Standard for Building
Construction Quality
ISSUED ON. NOVEMBER 1, 2013
IMPLEMENTED ON. JUNE 1, 2014
Issued by. Ministry of Housing and Urban-Rural Development (MOHURD);
General Administration of Quality Supervision, Inspection and
Quarantine (AQSIQ) of the PEOPLE Republic of China.
NATIONAL STANDARD
OF THE PEOPLE REPUBLIC OF CHINA
Unified Acceptance Standard for Building
Construction Quality
Chief Development Department. Ministry of Housing and Urban-rural Development of the People's Republic of China
Approval Department. Ministry of Housing and Urban-rural Development of the People's Republic of China
Implementation Date. June 1, 2014
China Architecture and Building Press
Beijing 2013
Announcement of Ministry of Housing and Urban-Rural
Development of the People's Republic of China
No. 193
Announcement of the Ministry of Housing and Urban-Rural
Development on Publishing the National Standard of "Unified
Acceptance Standard for Building Construction Quality"
"Unified Acceptance Standard for Building Construction Quality" has been approved as a national standard with a serial number of GB 50300-2013, which will be implemented on June 1, 2014. Articles 5.0.8 and 6.0.6 of the Standard are compulsory and must be enforced strictly. The original "Unified Acceptance Standard for Building Construction Quality" (GB 50300 -2001) shall be abolished simultaneously.
Authorized by the Standard Rating Research Institute of our ministry, this Standard is published and distributed by China Architecture and Building Press.
Ministry of Housing and Urban-Rural Development of the People's Republic of China November 1, 2013
Table of Contents
Foreword ... 5
1 General Provisions ... 8
2 Terms ... 8
3 Basic Requirements ... 10
4 Division of Acceptance of Building Construction Quality ... 13
5 Acceptance of Building Construction Quality ... 14
6 Procedure and Organization of Acceptance of Building Construction Quality ... 16 Appendix A Records of Quality Management Inspection in Construction Site ... 18 Appendix B Division of Part and Sub-item Projects ... 19
Appendix C Division of Outdoor Projects ... 27
Appendix D Inspecting Determination of Normal Single and Double Sampling for General Item ... 28
Appendix E Records of Inspection Lots for Quality Acceptance ... 29
Appendix F Records of Sub-item Projects for Quality Acceptance ... 30
Appendix G Records of Part Projects for Quality Acceptance ... 31
Appendix H Records of Unit Project for Quality Completion Acceptance ... 32 Explanation of Wording in This Standard ... 42
Foreword
According to the requirements of the document "Notice on Printing and Publishing 'Development and Revision Plan of Building Construction Standards and Specifications in 2007 (first batch)'" (Jian Biao [2007] No. 125) issued by the former Ministry of Construction, this Standard is formulated jointly by the China Academy of Building Research and organizations concerned, on the basis of the revised former "Unified Acceptance Standard for Building Construction Quality" (GB 50300-2001).
During the process of revising this Standard, the drafting group supplemented and improved the former standard by conducting extensive investigations and studies, earnestly summarizing the practical experience and allowing for the development requirements of building work field, and reviewed and finalized this Standard on basis of widely soliciting for opinions.
This Standard totally consists of 6 chapters and 8 appendixes with its main technical contents including General Provisions, Terms, Basic Requirements, Division of Acceptance of Building Construction Quality, Acceptance of Building Construction Quality, Procedure and Organization of Acceptance of Building Construction Quality, etc.
The main changes of this revision include.
1 The requirement that the sampling re-inspection and test quantity may be appropriately adjusted if the conditions are met was added.
2 The requirement for laying down specific acceptance requirements was added; 3 The required minimum sampling quantity for inspection lot was added;
4 Part project of building energy saving was added and so was sub-part project, e.g. aluminum structure and ground-source heat pump system;
5 The division of the sub-item project in part projects like main structure and building decoration was modified;
6 The signal and double sampling determination methods for normal inspection in the sampling scheme by attributes were added;
7 The requirement for pre- acceptance at completion of works was added; 8 The requirement that the investigation unit shall participate in unit project acceptance was added;
9 The requirement that appropriate entity inspection or sampling test shall be carried out if construction quality control data are unavailable was added.
10 The requirement that inspection lot acceptance shall be provided with original record of site acceptance inspection.
The provision(s) printed in bold type is (are) compulsory one (ones) and must be enforced strictly.
Ministry of Housing and Urban-Rural Development is in charge of the administration of this Standard and the interpretation of the compulsory provisions. China Academy of Building Research is responsible for the explanation of specific technical contents. All relevant units are kindly requested to sum up and accumulate your experiences in actual practices during the process of implementing this Standard. The relevant opinions and advices, whenever necessary, can be posted or passed on to China Academy of Building Research (Address. No.30 North 3rd Ring East Road, Chaoyang District, Beijing; Postal code. 100013; E-mail. GB 50300 @ 163. com), for future reference in case of revision.
Chief development organization.
China Academy of Building Research
Participating development organizations.
Beijing Central Station for Supervision of Construction Engineering Safety Quality China Xinxing Corporation (Group)
Beijing Construction Project Management Association
Beijing Urban Construction Group Co., Ltd.
Shenzhen Central Station for Supervision and Inspection of Construction Engineering Quality
Shenzhen Keyuan Construction Group Co., Ltd.
Zhejiang Baoye Construction Group Co., Ltd.
National Centre for Quality Supervision and Test of Building Engineering Tongji Architectural Design (Group) Co., Ltd. (TJAD)
Chongqing Institute of Building Research
Financial Street Holding Co., Ltd.
Unified Acceptance Standard for Building
Construction Quality
1 General Provisions
1.0.1 This Standard is prepared to strengthen the construction quality management, unify the construction quality acceptance of building work and guarantee the work quality. 1.0.2 This standard is applicable to the acceptance of building construction quality and serves as unified criteria for laying down the acceptance specifications of various construction disciplines.
1.0.3 The acceptance of building construction quality shall not only comply with this Standard but the current relevant standards of the nation.
2 Terms
2.0.1 Building work
It refers to the work entity formed through construction of various buildings and their auxiliary facilities, and installation of their supporting systems like cabling, piping and M&E equipment.
2.0.2 Testing
It refers to the activity in which the features and performances of the inspected item are measured, inspected and tested, and the results are compared with the requirements specified in standards so as to verify the acceptance of each performance.
2.0.3 Site testing
It refers to the activity to test the building materials, members and accessories, equipment and tools on construction site according to the requirements of relevant standards and to verify the compliance of their quality, specifications and models. 2.0.4 Evidential testing
It refers to the activity in which samples are, in accordance with the relevant requirements, randomly drawn from construction site by the construction organization in the presence of the supervision or development organization and then submitted to competent testing organization for testing.
2.0.5 Re-testing
It refers to the activity in which, in accordance with the relevant requirements, samples are drawn from the on-site building materials and equipment, which have passed the appearance quality inspection and quality certificate verification, and submitted to laboratory for testing.
2.0.6 Inspection lot
It refers to the testing body which consists of a quantity of the samples collected for testing by the same production conditions or required method.
2.0.7 Acceptance
It refers to the activity in which, with the building quality passed the self-ins...

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